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Table 2 Percentage reduction of aphid, Myzus persicae, on capsicum plant treated with indigenous and commercial bioformulations under protected cultivation (2017, 2018)

From: Management of the aphid, Myzus persicae (Sulzer) and the whitefly, Bemisia tabaci (Gennadius), using biorational on capsicum under protected cultivation in India

TreatmentsDose (g or ml/l)Percent reduction over control *(mean ± SE)
I sprayII sprayIII spray
3DAS7DAS10DAS3DAS7DAS10DAS3DAS7DAS10DAS
Beauveria bassiana
Bb-B1
816.3 ± 3.9a16.6 ± 4.3b18.4 ± 5.0b23.7 ± 6.2c23.9 ± 4.9c27.4 ± 2.5e33.2 ± 1.4e36.6 ± 3.9e37.8 ± 4.7e
1017.7 ± 7.6a17.7 ± 7.9b19.4 ± 8.5b24.6 ± 9.4c25.2 ± 8.8c29.2 ± 8.0e34.9 ± 5.8e37.8 ± 8.0e39.0 ± 7.1e
1218.8 ± 6.2a18.8 ± 6.3b20.5 ± 7.4b26.2 ± 8.4c26.4 ± 7.5c30.0 ± 5.2de35.6 ± 3.1e38.9 ± 5.9de40.5 ± 5.8de
Lecanicillium lecanii
MTCC 956
821.0 ± 0.5a22.6 ± 2.1ab25.9 ± 1.2ab34.0 ± 5.1abc36.5 ± 7.6bc42.5 ± 6.3abcd52.8 ± 5.8abcd58.4 ± 5.4abcd59.7 ± 5.4abcd
1022.3 ± 2.7a23.4 ± 4.4ab26.7 ± 5.1ab34.4 ± 6.4abc37.5 ± 6.2abc43.5 ± 3.1abc53.6 ± 3.0abcd59.3 ± 2.5abc60.6 ± 5.4abc
1223.1 ± 2.0a25.5 ± 3.1ab28.4 ± 2.5ab36.1 ± 3.0abc39.2 ± 5.0abc45.2 ± 4.3abc56.0 ± 5.0abcd60.8 ± 4.5abc61.7 ± 6.6abc
Beauveria bassiana
Commercial formulation
819.4 ± 3.2a20.6 ± 3.5ab23.3 ± 4.1ab31.1 ± 3.9bc32.0 ± 2.4bc36.2 ± 3.1cde45.6 ± 3.5cde51.1 ± 6.1cde53.4 ± 6.0cde
1020.5 ± 5.0a21.8 ± 4.4ab24.6 ± 5.4ab32.5 ± 3.2abc33.6 ± 2.3bc38.0 ± 6.4cde47.1 ± 7.0cde52.7 ± 8.2bcde55.1 ± 8.9bcde
1221.3 ± 3.3a23.0 ± 3.7ab26.0 ± 5.3ab33.4 ± 2.5abc34.5 ± 2.3bc39.0 ± 5.6bcde48.0 ± 7.1bcde53.5 ± 9.5bcde56.0 ± 9.5bcde
Metarhizium anisopliae
Commercial formulation
819.2 ± 3.7a20.8 ± 3.1ab24.0 ± 4.0ab31.5 ± 3.2bc33.2 ± 3.0bc37.8 ± 4.3cde45.5 ± 6.8de50.4 ± 9.2cde51.8 ± 10.8cde
1020.0 ± 3.5a22.0 ± 3.6ab25.2 ± 4.1ab33.0 ± 4.4abc34.8 ± 2.6bc39.4 ± 4.4bcde47.7 ± 5.4bcde52.7 ± 6.5bcde54.2 ± 7.1bcde
1221.5 ± 5.3a23.3 ± 5.1ab26.5 ± 6.4ab34.7 ± 7.0abc36.7 ± 7.0bc41.3 ± 5.2bcde49.7 ± 4.1bcde55.2 ± 6.3bcde55.9 ± 5.3bcde
Lecanicillium lecanii
Commercial formulation
821.1 ± 5.0a22.2 ± 4.8ab25.0 ± 5.3ab34.6 ± 5.6abc37.2 ± 4.1bc41.4 ± 2.5bcde51.7 ± 1.7bcd56.9 ± 2.0bcde57.7 ± 2.3bcde
1022.1 ± 4.4a23.2 ± 4.2ab26.4 ± 4.3ab36.1 ± 3.2abc39.1 ± 3.2abc42.9 ± 2.0abcd53.6 ± 0.9abcd58.7 ± 0.7abcd59.1 ± 1.1abcd
1222.6 ± 3.2a24.1 ± 2.6ab27.0 ± 3.1ab37.0 ± 3.7abc40.1 ± 3.1abc43.9 ± 2.0abc54.2 ± 1.4abcd59.0 ± 1.0abcd59.8 ± 1.4abcd
Azadirachtin 1% (10,000 ppm)426.4 ± 4.1a29.0 ± 4.0ab32.7 ± 4.1ab41.8 ± 5.3abc46.2 ± 4.2ab51.2 ± 3.2abc62.2 ± 5.4abc67.9 ± 5.7abc71.2 ± 4.8abc
528.0 ± 4.0a31.5 ± 4.5ab34.8 ± 4.2ab43.8 ± 2.9ab48.2 ± 2.9ab53.1 ± 3.4ab64.0 ± 5.3ab70.1 ± 4.6ab74.7 ± 3.7ab
Chemical check (malathion 50 EC)430.4 ± 3.8a35.6 ± 5.1a39.8 ± 5.5a50.2 ± 5.1a54.5 ± 1.4a58.2 ± 3.6a69.2 ± 4.7a75.4 ± 3.3a82.0 ± 4.9a
F values 0.71.11.11.62.53.24.13.33.5
P 0.80.40.40.10.010.010.010.010.01
  1. Mean mortality (%) ± standard error of M. persicae recorded at different time intervals (DAS, days after spray) for bioassays performed with different commercial and indigenous strains
  2. Treatment columns bearing different letters are significantly different from other treatments according to Duncan test (P = 0.05)
  3. *Calculated as per Henderson and Tilton (1955) formula